Difference between revisions of "HOWTO resolve circular references in ns-3 memory disposal"
From Nsnam
(→HOWTO resolve smart pointer circular references in ns-3 memory disposal) |
(→HOWTO resolve smart pointer circular references in ns-3 memory disposal) |
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== HOWTO resolve smart pointer circular references in ns-3 memory disposal == | == HOWTO resolve smart pointer circular references in ns-3 memory disposal == | ||
− | + | <tt> | |
class A : public Object | class A : public Object | ||
{ | { | ||
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Callback<void> m_callback; | Callback<void> m_callback; | ||
}; | }; | ||
− | + | </tt> | |
int main(int argc, char* argv[]) | int main(int argc, char* argv[]) | ||
{ | { |
Revision as of 16:50, 30 August 2013
HOWTO resolve smart pointer circular references in ns-3 memory disposal
class A : public Object { public: static TypeId GetTypeId (void); void CallbackMethodA(); Callback<void> m_callback; }; class B : public Object { public: static TypeId GetTypeId (void); void CallbackMethodB(); Callback<void> m_callback; };
int main(int argc, char* argv[]) { Ptr<A> a = CreateObject<A>(); Ptr'' b = CreateObject<B>(); a->m_callback = MakeCallback (&B::CallbackMethodB, b); b->m_callback = MakeCallback (&A::CallbackMethodA, a); }
or
int main(int argc, char* argv[]) { Ptr<A> a = CreateObject<A>(); Ptr<B> b = CreateObject<B>(); a->m_callback = MakeCallback (&B::CallbackMethodB, b); b->AggregateObject(a); }
==15749== LEAK SUMMARY: ==15749== definitely lost: 40 bytes in 1 blocks ==15749== indirectly lost: 152 bytes in 5 blocks ==15749== possibly lost: 0 bytes in 0 blocks ==15749== still reachable: 10,360 bytes in 5 blocks ==15749== suppressed: 0 bytes in 0 blocks